Maneuvering the tangled jungle of internet information can be extremely frustrating. There is a lot of misleading information by reputable sites.  A lot of information is summarized and then vaguely  jumps to  faulty assumptions.  All this adds to our confusion.   Reputable resources may vaguely summarize information for patient information sheets. The American College of Rheumatology is a good  resource for general information about  RA.  However, patient information sheets are generalized and vague.  I wonder if the science writers think we are too dumb to get the real stuff.  A lot of our confusion about RA stems from getting peace meal information that is vague.  Rheumatologists actually do use the 2010 Rheumatoid Arthritis Classification Criteria to assist diagnosis.  Why don’t they tell us about it?  It sounds pretty black and white to me.  PubMed comments on the criteria show how the new criteria is the game changer tool to diagnose RA. The classification tree of the 2010 Rheumatoid Arthritis Classification Criteria is worth checking out. Johns Hopkins Arthritis Center is a respected source of Rheumatoid …